Engine Components

Name this component, explain what it does and state what it is made of ?

Camshaft - Controls the opening and closing of the engines intake and exhaust valves. It is made of steel.

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Fan cover - Prevents debris from entering the fan and further internal components. Made of steel

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Flywheel - Provides momentum for non-combustion strokes. Contains an embedded magnet that sweeps past the ignition coil generating an electrical pulse required for the spark plug. Made of cast iron.

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Fan - Draws air across the flywheel and engine components to dissipate heat. Made of nylon.

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Crankshaft - Converts reciprocating motion of the piston into rotational motion. Made of steel.

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Intake and exhaust valves - Regulate the flow of air, fuel and exhaust gases in and out of the cylinder. Made of alloy steel.

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Govenor arm - Maintains a safe engine rpm at changing loads. Made of steel.

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Air filter cover - Protects air filter elements from debris. Made of polypropylene.

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Piston - Converts energy of expanding gases into reciprocating motion. Made of Aluminium alloy

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Choke lever - Restricts air flow by controlling a butterfly valve resulting in a fuel rich mixture for cold starts. Made of plastic (type not indicated by Honda)